
let arr = [1,2,3]
let { a } = {a: 88}
arr = arr.map(item => {
    return item * 2
})
let prmoise = new Promise((resolve) => {
    resolve(1111)
})
prmoise.then(res => {
    console.log('res--->>>', res)
})


// class A {
//     className = 'A' 
// }
// let a = new A();
console.log('arr', arr, a)


console.log('app.js',  process.env.NODE_ENV)


import Vue from 'vue'
// import ElementUI from 'element-ui';
// import 'element-ui/lib/theme-chalk/index.css';
import router from './routes'
import './base.css'
import app from './app.vue'
// Vue.use(ElementUI)

var vm = new Vue({
    el:'#app',
    router,
    //简写
    render:c=>c(app)
})